Newly supported apriltag_ros package
The April Robotics Lab's Github repository has a supported apriltag_ros package. The ROS Wiki documentation is here.
Only released in EOL distros:
Package Summary
 Released 
 Documented 
A catkin version of the C++ apriltags library
- Maintainer status: maintained
 - Maintainer: Mitchell Wills <mwills AT wpi DOT edu>
 - Author: Mitchell Wills
 - License: LGPL
 - Bug / feature tracker: https://github.com/RIVeR-Lab/apriltags_ros/issues
 - Source: git https://github.com/RIVeR-Lab/apriltags_ros.git (branch: hydro-devel)
 
Package Summary
 Released 
 Documented 
A catkin version of the C++ apriltags library
- Maintainer status: maintained
 - Maintainer: Mitchell Wills <mwills AT wpi DOT edu>
 - Author: Michael Kaess, Hordur Johannson
 - License: LGPL
 - External website: http://people.csail.mit.edu/kaess/apriltags/
 - Bug / feature tracker: https://github.com/RIVeR-Lab/apriltags_ros/issues
 - Source: git https://github.com/RIVeR-Lab/apriltags_ros.git (branch: indigo-devel)
 
Contents
Overview
A catkin version of the AprilTags C++ library